/*
 * @Description:
 * @Version: 3.0
 * @Author: Kevin
 * @Date: 2022-07-18 16:08:24
 * @LastEditors: Kevin
 * @LastEditTime: 2022-08-09 14:14:14
 */
import router from './router'
import store from './store'
import {
    Message
} from 'element-ui'
import NProgress from 'nprogress' // progress bar
import 'nprogress/nprogress.css' // progress bar style
import {
    getToken,removeToken
} from '@/utils/auth' // get token from cookie
import getPageTitle from '@/utils/get-page-title'

NProgress.configure({
    showSpinner: false
}) // NProgress Configuration

const whiteList = ['/login'] // no redirect whitelist

router.beforeEach(async (to, from, next) => {
    // start progress bar
    NProgress.start()
    // set page title
    document.title = getPageTitle(to.meta.title)

    // determine whether the user has logged in
    const hasToken = getToken()
    let homePage = router.options.routes.find(v => v.path == "/");
    if (homePage.redirect == '/404'&&to.path !== "/login") {
        removeToken();
        Message.error('登录信息失效,请重新登录!')
        next(`/login`)
    }
    if (hasToken) {
        if (to.path === '/login') {
            // if is logged in, redirect to the home page
            next({
                path: '/'
            })
            NProgress.done()
        } else {
            next()
        }
    } else {
        /* has no token*/
        if (whiteList.indexOf(to.path) !== -1) {
            // in the free login whitelist, go directly
            next()
        } else {
            // other pages that do not have permission to access are redirected to the login page.
            next(`/login`)
            NProgress.done()
        }
    }
})

router.afterEach(() => {
    // finish progress bar
    NProgress.done()
})